<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <div class="title-container">
        <h3 class="title">欢迎登录充电鸭</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="Username"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="Password"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>
      <el-row>
        <el-col :span="12">
          <el-button :loading="loading" type="primary" style="width:90%;margin-bottom:30px;" @click.native.prevent="handleLogin">登&nbsp;录</el-button>
        </el-col>
        <el-col :span="12">
          <el-button :loading="loading" type="primary" style="width:95%;margin-bottom:30px;" @click.native.prevent="handleRegister">注&nbsp;册</el-button>
        </el-col>
      </el-row>
      <el-row>
        <el-col :span="12">
          <el-link type="danger" href="https://support.qq.com/products/474884">
            <svg-icon icon-class="bug"/>BUG反馈
          </el-link>
        </el-col>
      </el-row>
    </el-form>
    <register v-if="parentData.show" :parent-data="parentData" />
  </div>
</template>

<script>
import Register from '@/views/register/index'
export default {
  name: 'Login',
  data() {
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码不能小于6位字符'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: ''
      },
      parentData: {
        show: false
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur' }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  components: {
    Register
  },
  created() {
    const href = window.location.href
    const start = 'http://c'
    if (href.startsWith(start)) {
      window.location.href = 'https://chargeduck.lesscoding.net '
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    handleRegister() {
      this.parentData.show = true
      // this.$router.push('/register')
    }
  }
}
</script>

<!--<style lang="scss" scoped>-->
<!--/* 修复input 背景不协调 和光标变色 */-->
<!--/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */-->

<!--$bg:#283443;-->
<!--$light_gray:#fff;-->
<!--$cursor: #fff;-->

<!--@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {-->
<!--  .login-container .el-input input {-->
<!--    color: $cursor;-->
<!--  }-->
<!--}-->
<!--/* reset element-ui css */-->
<!--.login-container {-->
<!--  .el-input {-->
<!--    display: inline-block;-->
<!--    height: 47px;-->
<!--    width: 85%;-->

<!--    input {-->
<!--      background: transparent;-->
<!--      border: 0px;-->
<!--      -webkit-appearance: none;-->
<!--      border-radius: 0px;-->
<!--      padding: 12px 5px 12px 15px;-->
<!--      color: $light_gray;-->
<!--      height: 47px;-->
<!--      caret-color: $cursor;-->

<!--      &:-webkit-autofill {-->
<!--        box-shadow: 0 0 0px 1000px $bg inset !important;-->
<!--        -webkit-text-fill-color: $cursor !important;-->
<!--      }-->
<!--    }-->
<!--  }-->

<!--  .el-form-item {-->
<!--    border: 1px solid rgba(255, 255, 255, 0.1);-->
<!--    background: rgba(0, 0, 0, 0.1);-->
<!--    border-radius: 5px;-->
<!--    color: #454545;-->
<!--  }-->
<!--}-->
<!--</style>-->

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;
$cursor:#fff;
$rgba: rgba(0,0,0,0.1);
@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    background: rgba(0,0,0,0.1);
  }
}
.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;
    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }
  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: $cursor;
    border-radius: 5px;
    color: #454545;
  }
  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }
  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
